Home / 7,254.36-10,876.68-3,356.64

Finding the Fourth Proportional to 7,254.36, 10,876.68 and 3,356.64

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Solution

The fourth proportional to 7,254.36, 10,876.68 and 3,356.64 is: 5,032.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254.36 : 10,876.68 = 3,356.64 : x
  2. Step 2: Convert to fraction form
    7,254.36/10,876.68 = 3,356.64/x
  3. Step 3: Cross multiply
    7,254.36x = 10,876.68 × 3,356.64
  4. Step 4: Simplify right side
    7,254.36x = 36,509,099.16
  5. Step 5: Solve for x
    x = 36,509,099.16/7,254.36
  6. Step 6: Final answer
    x = 5,032.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.